Nate Diaz went back to his old ways on Twitter recently, releasing a mini-tirade against fighters who are forced to pull out of bouts due to injury.

Anthony Pettis, the reigning UFC lightweight champion, exited a planned meeting with Josh Thomson due to a knee injury. “Showtime” has missed ample time battling injuries.

The change forced Diaz and Gray Maynard into the main event role for November’s The Ultimate Fighter 18 Finale.

Here’s what Diaz posted on the social media site: